Medical Oncology in North Dakota
23 licensed medical oncologists practicing in North Dakota across 12 cities.
This page republishes public records from the federal NPI Registry, which every licensed U.S. healthcare provider is required to maintain. These are federal-agency records, not a directory we compile.
Source: NPI Registry · last checked
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NPI Registry records — Medical Oncology in North Dakota
11 of 23 shown have disclosed payments in CMS Open Payments (2024)
Showing 23 of 23 federal NPI records, alphabetical by last name. Contact details come directly from the NPI Registry — verify currency with the provider's office. Pharma / device payment disclosures from CMS Open Payments are shown where the physician appears in that federal database.
In 2023, $98 was disclosed to this physician across 1 transaction by pharmaceutical or medical-device companies.
Mostly entertainment ($98).
Todor Nedeltchev Dentchev, MD
960 S Columbia Rd - Altru Cancer Center
Grand Forks, ND 58201 · (701) 780-5400
License: 8855 (ND)
In 2024, $970 was disclosed to this physician across 4 transactions by pharmaceutical or medical-device companies.
Mostly charitable contributions ($925) and entertainment ($45).
Largest single payer: AstraZeneca Pharmaceuticals LP ($925).
In 2024, $935 was disclosed to this physician across 8 transactions by pharmaceutical or medical-device companies.
Mostly entertainment ($935).
Largest single payer: Alafair Biosciences, Inc. ($154).
In 2024, $1,331 was disclosed to this physician across 8 transactions by pharmaceutical or medical-device companies.
Mostly meals and beverages ($1,147) and entertainment ($184).
Largest single payer: Merck Sharp & Dohme LLC ($1,302).
Alexander James Johnson, MD
701 E Rosser Ave
Bismarck, ND 58501 · (701) 323-8550
License: 22378 (ND)
In 2024, $259 was disclosed to this physician across 11 transactions by pharmaceutical or medical-device companies.
Mostly entertainment ($259).
Largest single payer: NOVARTIS PHARMACEUTICALS CORPORATION ($96).
In 2024, $89 was disclosed to this physician across 1 transaction by pharmaceutical or medical-device companies.
Mostly entertainment ($89).
Largest single payer: Tempus AI, Inc ($89).
Janet Elaine MaCheledt, MD
1702 University Dr S
Fargo, ND 58103 · (701) 364-3300
License: 14418 (ND)
Kimberly Anne McGregor, MD
2754 Compass Dr Ste 377
Grand Junction, CO 81506 · (970) 241-2212
License: DR.0058556 (CO)
Anna Melissa Murillo, MD
300 Saint Christopher Dr
Ashland, KY 41101 · (606) 833-6762
License: 45080 (KY)
In 2024, $746 was disclosed to this physician across 3 transactions by pharmaceutical or medical-device companies.
Mostly charitable contributions ($725) and entertainment ($21).
Largest single payer: AstraZeneca Pharmaceuticals LP ($525).
Ngozi O Nwakamma-Okoro, MD
960 S Columbia Rd - Altru Cancer Center
Grand Forks, ND 58201 · (701) 780-5400
License: 8970 (ND)
In 2024, $32,373 was disclosed to this physician across 21 transactions by pharmaceutical or medical-device companies.
Mostly consulting fees ($19,035) and charitable contributions ($9,870).
Largest single payer: EMD Serono, Inc. ($31,389).
Muhammad Neaman Siddique, MD
7750 S Broadway
Littleton, CO 80122 · (303) 734-2090
License: CDR.0001190 (CO)
In 2024, $100 was disclosed to this physician across 1 transaction by pharmaceutical or medical-device companies.
Mostly entertainment ($100).
Largest single payer: Abbott Laboratories ($100).
Madhu Unnikrishnan, MBBS
61 Memorial Medical Pkwy Ste 2818
Palm Coast, FL 32164 · (386) 586-2889
License: 82510 (WI)
In 2024, $245 was disclosed to this physician across 3 transactions by pharmaceutical or medical-device companies.
Mostly gifts ($245).
Largest single payer: Astellas Pharma US Inc ($245).
Nutan Jyothi Vaz, MD
11850 Blackfoot St Nw Ste 300
Coon Rapids, MN 55433 · (763) 236-0808
License: 78892 (MN)
In 2023, $35 was disclosed to this physician across 2 transactions by pharmaceutical or medical-device companies.
Mostly entertainment ($35).
Payment totals shown for the latest published program year (2024). Presence of disclosed payments is not, on its own, a conflict of interest. Physicians dispute records directly with CMS (dispute process). How we show this.
Open Payments figures as displayed on . Corrections flow from the manufacturer through CMS and are adopted on our next refresh.
What this page is: a republication of public federal NPI Registry records, filtered to the medical oncology taxonomy. It is not a directory we curate, and inclusion is automatic based on each provider's own NPI filing with CMS. Providers who believe their NPI record is inaccurate should update it directly with CMS at npiregistry.cms.hhs.gov; our next refresh adopts the corrected federal record.
Practice info disclaimer: Provider addresses and phone numbers come from the NPI Registry, which providers update at their discretion. Always call ahead to confirm the provider is currently accepting patients and is at the listed address.
Medical disclaimer: This page is not a quality ranking and does not constitute medical advice or endorsement. Choose a provider in consultation with your primary care physician or care team.
Source: NPI Registry (taxonomy: Medical Oncology) · Last checked: 2026-04-20